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Electrochemistr...

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  • Question 1
    1 / -0

    Which of the following statements is incorrect?

  • Question 2
    1 / -0

    The standard reduction potentials of $$Cu^{2+}/ Cu$$ and $$Cu^{2+}/ Cu^{+}$$ are $$ 0.337 V $$and $$0.153 V$$ respectively. 


    The standard electrode potential of $$Cu^{+}/Cu$$ half cell is:

  • Question 3
    1 / -0

    An apparatus used for the measurement of the quantity of electricity passed is known as a:

  • Question 4
    1 / -0

    The tarnishing of silver ornaments in the atmosphere is due to the formation of:

  • Question 5
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    The passage of electricity in the Daniell cell when $$Zn$$ and $$Cu$$ electrodes are connected:

  • Question 6
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    In moist air, iron is oxidized to give:

  • Question 7
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    Assertion: Cations migrate at cathode during electrolysis.
    Reason: Reduction always occurs at cathode.

  • Question 8
    1 / -0

    Which of the following statements is incorrect?

  • Question 9
    1 / -0

    Which metals does not corrode easily?

  • Question 10
    1 / -0

    Which of these metals do not corrode?

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